Western Digital WD Black SN850X

Western Digital WD Black SN850X

Western Digital
99 Overall Score
vs
Acclamator SSD

Acclamator SSD

Acclamator
52 Overall Score

What Buyers Say

Western Digital WD Black SN850X

92 out of 100 medium confidence 17 reviews

The WD Black SN850X is highly praised for its blazing speed, reliability, and value, often compared favorably to pricier alternatives like Samsung and Solidigm. Users report excellent performance in gaming (especially PS5) and general use, with a few concerns about potential issues mitigated by firmware updates. Overall, it's seen as a top-tier NVMe drive, especially when on sale.

Pros
  • Blazing fast speeds
  • Excellent value for money
  • Reliable high-capacity storage
  • Great for PS5
  • Easy installation
Cons
  • Potential firmware issues
  • No heatsink included
  • Pricey when not on sale
👍 Speed 6
👍 Value for money 4
👍 Reliability 4
👍 Ps5 compatibility 3
👎 Firmware concerns 2
👍 Installation 2

Acclamator SSD

No customer feedback yet

Scores

Budget
Western Digital
96
Acclamator
49
Console
Western Digital
95
Acclamator
20
Gaming
Western Digital
95
Acclamator
41
Workstation
Western Digital
94
Acclamator
49
Laptop
Western Digital
82
Acclamator
54
Portable
Western Digital
25
Acclamator
13

Specifications

Western Digital WD Black SN850XAcclamator SSD
Drive
Capacity
4,000
512
Form FactorM.2 2280M.2 2280
InterfacePCIe 4.0 x4PCIe 3.0 x4
ProtocolNVMeNVMe
PCIe Generation4★3
External✗✗
Performance
Sequential Read (MB/s)
7,300
2,200
Sequential Write (MB/s)
6,600
No data
Random Read (IOPS)
1,200,000
No data
Random Write (IOPS)
1,100,000
No data
Hardware
NANDTLCTLC
DRAM Cache✓★✗
Reliability
Endurance (TBW)
2,400
250
MTBF (hours)
1,750,000
1,000,000
Warranty (years)33
Features
Heatsink✓★✗

Pros & Cons

Western Digital WD Black SN850X

  • Strong social proof (95th percentile)95th %ile
  • Strong random (95th percentile)95th %ile
  • Strong user sentiment (95th percentile)95th %ile
  • Strong feature (94th percentile)94th %ile

Acclamator SSD

  • Strong endurance (75th percentile)
  • Strong social proof (70th percentile)
  • Below average capacity (34th percentile)

Verdict

★ Winner: Western Digital WD Black SN850X

Scores 99 overall, wins 6 of 6 usage categories and 10 of 16 specs.

Western Digital WD Black SN850X Better at:

BudgetGamingLaptopConsolePortableWorkstation